Concept explainers
To find:If the statement “a linear regression model with a positive

Answer to Problem 36E
The given statement is true based on the reason given below.
Explanation of Solution
Based on the value of the
1) For
2) For
3) For
4) For
5) For
For a positive value of r, there is a positive linear relationship among the data points, that is, with the increase in the value of x, the value of y also increases producing a line with slope greater than 0.
Hence, the given statement is true.
Chapter 13 Solutions
EBK PRECALCULUS W/LIMITS
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